DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerPower consumption control system
System Diagram
System Description
OUTLINE
BCM incorporates a power saving control function that reduces the
power consumption according to the
vehicle status.
BCM switches the status (control mode) by itself with the power
saving control function. It performs the sleep
reques ...
Combination meter
Removal and Installation
REMOVAL
Disconnect the negative battery terminal. Refer
to PG-67, "Removal and Installation (Battery)".
Remove the cluster lid A. Refer to IP-16,
"Removal and Installation".
Remove the combination meter screws (A) using
powe ...
Power supply and ground circuit
AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
1.CHECK FUSES
2.POWER SUPPLY CIRCUIT CHECK
Disconnect audio unit connector M132.
Check voltage between the audio unit connector M132 and ground.
3.GROUND CIRCUIT CHECK
Inspect audio unit case ground.
DISPLAY UNIT
DISPLAY UNIT : Dia ...